Home / 14,131,897,214.73-19,502,018,265.95-7,788,265,119.18

Finding the Fourth Proportional to 14,131,897,214.73, 19,502,018,265.95 and 7,788,265,119.18

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Solution

The fourth proportional to 14,131,897,214.73, 19,502,018,265.95 and 7,788,265,119.18 is: 10,747,805,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,131,897,214.73 : 19,502,018,265.95 = 7,788,265,119.18 : x
  2. Step 2: Convert to fraction form
    14,131,897,214.73/19,502,018,265.95 = 7,788,265,119.18/x
  3. Step 3: Cross multiply
    14,131,897,214.73x = 19,502,018,265.95 × 7,788,265,119.18
  4. Step 4: Simplify right side
    14,131,897,214.73x = 151,886,888,614,270,664,704
  5. Step 5: Solve for x
    x = 151,886,888,614,270,664,704/14,131,897,214.73
  6. Step 6: Final answer
    x = 10,747,805,924.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.